[Pacemaker] Reboot host when service fails

Andrew Beekhof andrew at beekhof.net
Tue Jan 18 12:00:51 UTC 2011


On Tue, Dec 21, 2010 at 8:55 AM, Marko Potocnik
<marko.potocnik at gmail.com> wrote:
> setting on-fail parameter does nothing. I still have to define a stonith
> agent and enable stonih.

correct, on-fail simply triggers the normal fencing process.

> I'm a little lost here. I don't know which stonith
> agent to use and I don't have any real stonih device.

That would be your problem

> I think I don't really
> need one, since I just want to reboot a node when a service fails.

Reliably turning off a node is the entire job description of stonith.

> Also is it possible to fence a node only when fail-count of a resource
> reaces a certain number?

Not currently.

> Regards,
> Marko
>
> On Wed, Dec 8, 2010 at 1:29 PM, Pavlos Parissis <pavlos.parissis at gmail.com>
> wrote:
>>
>> On 8 December 2010 10:50, Marko Potocnik <marko.potocnik at gmail.com> wrote:
>> > Hi,
>> > is it possible to configure pacemaker to reboot host machine when a
>> > service
>> > pacemaker monitors fails (or migration-threshold) for the service is
>> > reached?
>> > Service could be Virtual Machine or ordinary service (apache, database,
>> > ...)
>> > Regards,
>> > Marko
>>
>> set on-fail parameter for monitor operation to fence, have a look here
>>
>> http://www.clusterlabs.org/doc/en-US/Pacemaker/1.0/html/Pacemaker_Explained/s-resource-operations.html
>>
>> Cheers,
>> Pavlos
>>
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>
>
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>
> Project Home: http://www.clusterlabs.org
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> Bugs:
> http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker
>
>




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